<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Document</title>
</head>
<body>
    <div id="app">
      <h1>差值表达式</h1>
      <h3>{{ msg }}</h3>
      <h3>{{ count }}</h3>
      <h1>v-text</h1>
      <div v-text="msg"></div>
      <h1>v-model</h1>
      <input type="text" v-model="msg">
      <input type="text" v-model="count">
      <h1>v-html</h1>
      <div v-html="vhtml"></div>
      <h1>v-on</h1>
      <div v-on:click="clickFun">按钮</div>
    </div>
    <script src="./js/dep.js"></script>
    <script src="./js/watcher.js"></script>
    <script src="./js/observer.js"></script>
    <script src="./js/compiler.js"></script>
    <script src="./js/vue.js"></script>
    <script>
      let vm = new Vue({
        el: '#app',
        data: {
          msg: 'Hello Vue',
          count: 100,
          vhtml: '<h1 style="color: red;">hello world</h1>'
        },
        methods: {
          clickFun () {
            console.log('点击')
          }
        }
      })
    </script>
</body>
</html>